Interim Condensed Consolidated Statement of Changes in Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Share Proceeds Receivable [Member]	Retained Earnings [Member]	Total
Beginning balance, value at Sep. 30, 2020	$ 62,047	$ 186,851,752		$ (159,677,230)	$ 27,236,569
Beginning balance, shares at Sep. 30, 2020	62,045,198
Purchase shares	$ 4,008	24,107,190			24,111,198
Purchase shares, shares	4,007,996
Commitment shares	$ 78	(78)
Commitment shares, shares	78,213
Shares issued under Sales Agreement	$ 5,634	79,101,914			79,107,548
Shares issued under Sales Agreement, shares	5,634,576
Less: share issue costs		(2,437,523)			(2,437,523)
Shares issued pursuant to registered direct offering, net of share issuance costs	$ 2,381	49,997,619			50,000,000
Shares issued pursuant to registered direct offering, net of share issuance costs, shares	2,380,953
Less: share issue costs		(3,095,938)			(3,095,938)
Shares issued upon exercise of options	$ 653	1,867,755			1,868,408
Shares issued upon exercise of stock options, shares	652,897
Shares issued pursuant to exercise of warrants	$ 350	1,466,150			1,466,500
Shares issued pursuant to exercise of warrants, shares	350,000
Stock based compensation		5,079,395			5,079,395
Net loss				(26,190,428)	(26,190,428)
Ending balance, value at Jun. 30, 2021	$ 75,151	342,938,236		(185,867,658)	157,145,729
Ending balance, shares at Jun. 30, 2021	75,149,833
Beginning balance, value at Mar. 31, 2021	$ 70,032	251,427,781		(175,687,517)	75,810,296
Beginning balance, shares at Mar. 31, 2021	70,030,620
Shares issued under Sales Agreement, net of share issue costs	$ 2,082	41,282,225			41,284,307
Shares issued under Sales agreement, net of shareissue costs, shares	2,082,263
Less: share issue costs		(1,302,826)			(1,302,826)
Shares issued pursuant to registered direct offering, net of share issuance costs	$ 2,381	49,997,619			50,000,000
Shares issued pursuant to registered direct offering, net of share issuance costs, shares	2,380,953
Less: share issue costs		(3,095,938)			(3,095,938)
Shares issued upon exercise of options	$ 306	869,300			869,606
Shares issued upon exercise of stock options, shares	305,997
Shares issued pursuant to exercise of warrants	$ 350	1,466,150			1,466,500
Shares issued pursuant to exercise of warrants, shares	350,000
Stock based compensation		2,293,925			2,293,925
Net loss				(10,180,141)	(10,180,141)
Ending balance, value at Jun. 30, 2021	$ 75,151	342,938,236		(185,867,658)	157,145,729
Ending balance, shares at Jun. 30, 2021	75,149,833
Beginning balance, value at Sep. 30, 2021	$ 75,920	348,328,048		(197,585,864)	150,818,104
Beginning balance, shares at Sep. 30, 2021	75,918,465
Shares issued under Sales Agreement	$ 1,623	20,980,525			20,982,148
Shares issued under Sales Agreement, shares	1,623,566
Less: share issue costs		(723,167)			(723,167)
Shares issued upon exercise of options	$ 401	1,009,789			1,010,190
Shares issued upon exercise of stock options, shares	400,537
Stock based compensation		12,336,844			12,336,844
Net loss				(33,687,519)	(33,687,519)
Ending balance, value at Jun. 30, 2022	$ 77,944	381,932,039		(231,273,383)	150,736,600
Ending balance, shares at Jun. 30, 2022	77,942,568
Beginning balance, value at Mar. 31, 2022	$ 77,163	371,437,616	(403,696)	(218,906,042)	152,205,041
Beginning balance, shares at Mar. 31, 2022	77,161,688
Shares issued under Sales Agreement	$ 557	6,178,127	403,696		6,582,380
Shares issued under Sales Agreement, shares	557,177
Less: share issue costs		(185,361)			(185,361)
Shares issued upon exercise of options	$ 224	513,043			513,267
Shares issued upon exercise of stock options, shares	223,703
Stock based compensation		3,988,614			3,988,614
Net loss				(12,367,341)	(12,367,341)
Ending balance, value at Jun. 30, 2022	$ 77,944	$ 381,932,039		$ (231,273,383)	$ 150,736,600
Ending balance, shares at Jun. 30, 2022	77,942,568